Matsarya asks about the impulse to hold tightly to what you have, especially when comparing your position with someone else's. In this board's reading, avarice includes the fear that another person's gain must leave less for you.
The snake from 12, Envy, leads to 8. The first row continues to square 9. The snake from 16, Jealousy, goes to 4, not here. These are separate connections with related themes.
Saving resources and setting limits can be sensible. The reflection is whether the boundary you are keeping fits your actual circumstances. You might have something to share, or you might need to keep it. Neither choice guarantees abundance or says everything about your character.